合并两表成为实体文件

import org.apache.spark.sql.SparkSession

object Combanary {
def main(args: Array[String]): Unit = {
val session = SparkSession.builder().appName(“combanary”).master(“local”).getOrCreate()
session.read.option(“header”,“true”).csv("./data/rel2.csv","./data/rel1.csv").write.option(“header”,“true”)
.csv("./data/combanary")
}

}